We were only able to adjust for six socioeconomic factors, thus meaning residual confounding by risk factors (eg, diet, obesity) is possible
How Cigarettes Are Packed in a Carton Each cigarette carton is typically a rectangular box made of cardboard that contains 10 smaller packs arranged in two rows of five or a single row of ten, depending on the brand and country
Sometimes for money, sometimes as a favor and sometimes for fun
1 Effectiveness of warnings Evidence for the greater potential impact of pictorial warnings have come from focus groups and interview studies, experimental exposure studies 1 and population-based surveys among Canadian smokers, 3 5 Australian youth, 1 Dutch smokers 1 and from several countries of the 20-country ITC Project: prospective cohort surveys of adult smokers in Australia, Canada and the United States of America (USA), 3 , 5 8 smokers in New Zealand, 9 smokers in Canada and Mexico, 10 smokers 11 and youth 12 in Malaysia and Thailand
ameliorates UCs severity but exacerbates CD [257]
Regional Dynamics: Asia Pacific: Largest share, rapid modernization